Cognomen Ефимов (Jefimow 
, Ефимов 
, Efimov 
, and others...) , all around the world, is a common last name. The surname Ефимов is habitual in Russia, where it is quite a common surname, Belarus, and Estonia (explore the name in all countries). Measured by absolute frequency, the name is most common in Russia, Kazakhstan, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Jefimow | United States, United Kingdom, Poland, Germany |
| Ефимов | Azerbaijan, Kyrgyzstan, Russia, Kazakhstan, Belarus |
| Efimov | United States, Russia, Estonia, Indonesia, Uzbekistan |
| Yefimov | Israel, United States, Russia, Czechia, Germany |
| Jefimov | Latvia, United Kingdom, Estonia, Lithuania, Czechia |
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ефимов николай ефимович Russian architect (1799-1851), RU (b. 1799) |
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ефимов, василий владимирович RU (b. 1857) |
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нина яковлевна ефимова Russian artist and puppeteer, RU (b. 1877) |
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ефимов, иван семёнович Russian sculptor (1878-1959), RU (b. 1878) |
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| ефимов, николай ефимович painter (1838-1891), RU (b. 1838) |
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иван ефимович ефимов RU (b. 1896) |
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ефимов гавриил дмитриевич teacher, historian journalist, poet, RU (b. 1920) |
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ефимов александр николаевич Soviet aviator (1923-2012), RU (b. 1923) |
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| ефимов, михаил никифорович Russian aviator, RU (b. 1881) |
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ефимов, виталий николаевич Russian physicist, RU (b. 1938) |
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| ефимов, леонид георгиевич Russian military captain, 1890-1985, RU (b. 1890) |
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ефимов, виталий борисович Russian politician, RU (b. 1940) |
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| ефимов, иван иванович RU (b. 1888) |
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ефимов, геннадий николаевич RU (b. 1939) |
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| ефимов, николай сергеевич UA (b. 1890) |
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